A: Oh,Hello!
B:Hi! How are you?
A:I`m fine and you??
B:I`m okey.
A:I heard today at you birthday isn't it?
B:Yeah,today is my birthday!
A:then happy birthday!
B:Oh,Thank you very much!
A:Not at all!My friend!
B;So,I invite you to the my birthday party!
A:Oh,thanks
B:to a meeting on my birthday
A:yes.Good Bye!
B:Bye!